OpenTechnical

OT-2026-000088138

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000088138) never changes.

Identity and time

Publication numberOT-2026-000088138 · never reused
Internal UUID01a0ae9b-1aa8-74b5-9211-b8dda42aad8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088138
StatusPUBLIC

Content hashes

Canonical text1c5cd04dc3ed95115f18eb925f7cf3cd71856b55b147b9ed1a6ce0715cfafa6d
Markdown8c726184b72c0d6a89ef9a7a4ca39df43d2936e032aa7019be7d74a0ed889d0e
PDF
Publication page2e16cd52994d001fbdfa1f5837eb01c3c3809eb5c3ef75f1147b0a6ff723361c
Manifesta6c442ccddafab9e3eab70f7e45f0892d6167e67ac5e3afc9d665266c199ae91

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturevlmZMev9OCatw1OGc1QupPigyXmI5BNi3E/yeQhpcs7Lq5XLUX0xMNFbyK/BiRGDA6AxveQItc8hKl5BRLNXDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:09.994122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088138
observed 2e16cd52994d001fbdfa1f5837eb01c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.974483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088138/manifest.json
observed a6c442ccddafab9e3eab70f7e45f0892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.954511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088138/publication.md
observed 8c726184b72c0d6a89ef9a7a4ca39df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.937207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088138/publication.txt
observed 1c5cd04dc3ed95115f18eb925f7cf3cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.242546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088138
observed 2e16cd52994d001fbdfa1f5837eb01c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.224748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088138/manifest.json
observed a6c442ccddafab9e3eab70f7e45f0892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.206819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088138/publication.md
observed 8c726184b72c0d6a89ef9a7a4ca39df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.169860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088138/publication.txt
observed 1c5cd04dc3ed95115f18eb925f7cf3cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.